CDL Air Brakes Practice Test Results

Question 1
82% answer correctly
Air brake systems consist of which three components?
Parking and emergency brakes
Duty, parking and emergency brakes
Standard, parking and emergency brakes
Service, parking and emergency brakes
Question 2
76% answer correctly
In what type of climate would an alcohol evaporator be useful?
In all climates
In a tropical climate
In a cold climate
In a warm climate
Question 3
66% answer correctly
In vehicles equipped with air brakes, parking brakes are:
Air brakes
Disc brakes
Rotor brakes
Spring brakes